Siemens simovert masterdrives Betriebsanleitung Seite 225

06.2006
Emerg.
stop
A1
Y33 Y34
K1
Siemens AG
SIMOVERT MASTERDRIVES
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The checkback contacts of the safety relay are capable of at least
100,000 switching cycles at the specified load (30 V DC / 1 A). The
mechanical service life is about 10
an important component in ensuring reliability and availability of the
machine. For this reason, the pcb with the safety relay must be
replaced in the case of malfunction. In this case, the unit must be
returned for repair or replaced. Function checks must be carried out at
regular intervals, which must be defined in compliance with Employer's
Liability Insurance Regulation BGV A1 §39, para. 3. Accordingly,
function checks must be performed as required by the relevant service
conditions, but at least once a year and additionally after initial
commissioning and any modification and/or maintenance work.
P24
open
closed
Y10 Y11 Y12 Y21 Y22 13 23 31 47 57
3TK2828
A
PE 14 24 32 48 58
2
-K1
M
Fig. 7-9
6SE7087-6KN50
Operating Instructions
manuals search engine
6
switching cycles. The safety relay is
Request protective
device enable
S2
K2
-Y1
-S1
A1 Y10 Y11 Y12 Y21 Y22 13 23 31
3TK2828
A
Y33 Y34 PE 14 24 32
2
Reset
S3
X: Binary input, connect to OFF3
e. g. X101.8 --> P558 = 21
Y: Binary output, connect to "Comparison value
reached"
e. g. X101.6 --> P654 = 120; P796 = 0 (comparison value)
Sample application of "safe stop" function with contactor safety
combination for monitoring a moving protective device in Safety Category
3 to EN 954-1
Connecting-up
K2
Main switch -Q1
47 57
K1
48 58
-X533
1
2
3 P2
PV
4
4
M
X101
X
OFF3
Y
n = 0
CU control
board
SIMOVERT
-K2
MASTERDRIVES
OFF1
7-15
Mains
U1 V1 W1
U2 V2 W2
M
3